VDB-127287 · CVE-2018-5912 · BID 105838

Qualcomm Snapdragon Automobile/Snapdragon Mobile up to SDA660 Video memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Qualcomm Snapdragon Automobile and Snapdragon Mobile up to SDA660. The affected element is an unknown function of the component Video. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2018-5912. The attack requires a local approach. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Qualcomm Snapdragon Automobile and Snapdragon Mobile up to SDA660 (Chip Software). This affects some unknown processing of the component Video. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Potential buffer overflow in Video due to lack of input validation in input and output values in Snapdragon Automobile, Snapdragon Mobile in versions MSM8996AU, SD 450, SD 625, SD 820, SD 820A, SD 835, SD 845, SD 850, SDA660.

The bug was discovered 11/05/2018. The weakness was disclosed 11/28/2018 (Website). It is possible to read the advisory at qualcomm.com. This vulnerability is uniquely identified as CVE-2018-5912 since 01/19/2018. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 105838†). The entries VDB-120497, VDB-120506, VDB-120507 and VDB-120508 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Chip Software

Vendor

Qualcomm

Name

Version

License

commercial

Website

Vendor: https://www.qualcomm.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/19/2018 🔍
11/05/2018 +290 days 🔍
11/05/2018 +0 days 🔍
11/28/2018 +23 days 🔍
11/28/2018 +0 days 🔍
11/29/2018 +1 days 🔍
05/04/2020 +522 days 🔍

Sourcesinfo

Vendor: qualcomm.com

Advisory: qualcomm.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-5912 (🔍)
GCVE (CVE): GCVE-0-2018-5912
GCVE (VulDB): GCVE-100-127287
SecurityFocus: 105838 - Qualcomm Closed-Source Components Multiple Unspecified Vulnerabilities

See also: 🔍

Entryinfo

Created: 11/29/2018 08:00
Updated: 05/04/2020 07:52
Changes: 11/29/2018 08:00 (61), 05/04/2020 07:52 (4)
Complete: 🔍
Cache ID: 216::103